package com.lmk.t01;

public class Test01 {
    public static void main(String[] args) {
        byte b=11;
        Byte B=Byte.valueOf("11");
        short s=12;
        Short  S=Short.valueOf("12");

        int a=22;
        Integer I=Integer.valueOf(22);
        long l=33L;
        float f=3.14F;
        double d=3.14;
        Double D=Double.valueOf("3.14");
        D=Double.parseDouble("3.14");

        char c='C';
        Character C=Character.valueOf('C');

        boolean bool=false;
        Boolean Bool=Boolean.valueOf("false");
                Bool=Boolean.parseBoolean("false");
        Integer age=Integer.valueOf("22");
         String str=age.toString();
    }
}
